to open / to start / to turn on / to boil / to write out (a prescription, check, invoice etc) / to operate (a vehicle) / carat (gold) / abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2] / abbr. for 開本|开本[kai1 ben3], book format

= + : A bottle opener. Karl Marx is sitting in front of the airplane, begging for money. He's playing a flute and has his bottle opener ready for the next beer, but unfortunately, he'll be carried away, his hands cuffed, soon.

开 character breakdown

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

Maud Younger (y) forgot her keys to the space station (Ø1), all she brought outside was her flute (一). She has no choice but to crash the door with the giant flute.
hands joined

= 丿 + + : Handcuffs. Gitta Giraffe is sitting inside of the engine, her hands tied up with handcuffs. There's a flute as horizontal bar, and attached to either side are a banana and a dinosaur bone, so that she cannot slide off the chain.

Characters with 开 as component

marsh / float
name of a river flowing through Gansu to Shaanxi Province
(used in naming bitterns and several other species of heron) / also pr. [jian1]
name of a mountain
(arch.) firefly
fully grown pig / 3-year old pig
callus (patch or hardened skin) / corns (on the feet)
(bound form) callus
long-necked wine flask

Words with 开

to break / to sever / to turn off (electric switch)
to be wide open
lit. to win a victory on raising the flag (idiom); fig. to start on sth and have immediate success / success in a single move
to deck the tree with false blossoms / to make something of no value appear valuable (idiom)
lit. a dead pig doesn't fear scalding water (idiom) / fig. a person who has nothing more to lose will go to any lengths, regardless of the consequences
to boil (food)
dog hole wide open (idiom); fig. gap caused by missing teeth (used mockingly)
to throw off inhibitions / to go all out
to get sth open by tapping or striking it / (figuratively, when followed by sth like ∼的大門|∼的大门[xx5 de5 da4 men2]) to open the door to ~ / to gain access to ~
(Tw) pull-top can / easy-open can (with ring-pull)
Kai-Fu Lee (1961-), Taiwanese computer scientist and IT executive, founding president of Google China 2005-2009
Yang Kaihui (1901-1930), Mao Zedong's second wife

Sentences with 开

nǐ
men
shǎn
ka̅i